Onions peel and halve. Peel, wash and cut 1 carrot into pieces. Boil both with a good 1 1/2 l water, bay leaf and peppercorns. Wash and add the meat. Simmer covered for about 45 minutes, skimming from time to time
Clean or peel and wash the rest of the vegetables. Cut peppers into strips, leek into rings, celery into cubes and carrots into slices
Remove meat from the broth. Pour broth through a sieve into a pot and bring to the boil. Rinse the lentils and cook covered in it for about 30 minutes. Add the vegetables after about 20 minutes and cook for about 20 minutes.
Remove the meat from skin and bones and cut into pieces. Heat in the soup. Season to taste with salt and pepper. Wash parsley, chop roughly and sprinkle over it